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IDA to PMH: distance & flight time
Idaho Falls (Idaho Falls Regional Airport) → Portsmouth (Greater Portsmouth Regional Airport)
1,545 mi
2,487 km · 1,343 nm
3h 30m
estimated nonstop flight time
—
time difference · heading east
See live IDA→PMH fares Phone-only fares on this route — call free
Flight time details
1,545 miles nonstop takes roughly 3h 30m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IDA — Idaho Falls Regional Airport · Idaho Falls, United States
- PMH — Greater Portsmouth Regional Airport · Portsmouth, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Near PMH
- HTS · Tri-State/Milton J. Ferguson Field36 mi away
- ATO · Ohio University Snyder Field42 mi away
- ILN · Wilmington Airpark65 mi away
- LCK · Rickenbacker International Airport67 mi away
Frequently asked questions
How far is IDA from PMH?
The flight distance from Idaho Falls (IDA) to Portsmouth (PMH) is 1,545 miles (2,487 km, 1,343 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IDA to PMH?
A nonstop flight takes about 3h 30m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IDA to PMH?
Nonstop service on IDA–PMH depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 30m nonstop estimate.
What is the cheapest way to fly from IDA to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IDA–PMH that never appear on search engines, with no booking fees.
Why are some IDA to PMH fares phone-only?
Consolidator contracts let us sell certain IDA–PMH tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.